The Sixth Brother Inc is an active interstate carrier based in Rowland Heights, CA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 4 | 0 | 0 |
| Tractors | 4 | 0 | 0 |
| Trailers | 5 | 0 | 0 |
| Total Power Units | 4 | ||
Distinct vehicles · 24 mo
vs 4 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 87% | 95% | Worse than most peers |
| HOS Compliance | 98% | 99% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 92% | 96% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 1 | — | 6.67% |
| Vehicle | 0 | 2 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Hours-of-Service Compliance | 17 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 10, 2026 | MO | TRUCK TRACTOR | 3 | 0 |
| Feb 25, 2026 | KS | TRUCK TRACTOR | 3 | 0 |
| Dec 4, 2025 | CA | TRUCK TRACTOR | 7 | 2 |
| Dec 1, 2025 | IL | TRUCK TRACTOR | 0 | 0 |
Carriers that share an officer, phone, or email with this DOT.
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 10.14 | — |
| HOS Compliance | 10 | 3.81 | — |
| Vehicle Maintenance | 4 | 10.00 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 7 states. Top state CA accounts for 40% of activity. Activity outside home state (CA): 60%.
+2 other states with fewer inspections
| 2 |
| Vehicle Maintenance | 16 | 5 | 3 |
| Unsafe Driving | 1 | 0 | 0 |
| Nov 4, 2025 |
| KS |
| TRUCK TRACTOR |
| 4 |
| 0 |
| Sep 5, 2025 | IA | TRUCK TRACTOR | 8 | 0 |
| Sep 2, 2025 | NV | TRUCK TRACTOR | 1 | 0 |
| Aug 1, 2025 | CA | TRUCK TRACTOR | 2 | 1 |
| May 27, 2025 | OH | TRUCK TRACTOR | 0 | 0 |
| May 26, 2025 | IL | TRUCK TRACTOR | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 10, 2026 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Mar 10, 2026 | 39353BB | Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Mar 10, 2026 | 3958A | HOS (Form) - Paper Log/Logging Programs Form and Manner | Hours-of-Service Compliance | — |
| Feb 25, 2026 | 39524C1IIIELDDOF | HOS (ELD) - Driver failing to provide output file comment when directed by an authorized safety officer | Hours-of-Service Compliance | — |
| Feb 25, 2026 | 39524DELDPT | HOS (ELD) - On request by an authorized safety official a driver must produce and transfer from an ELD the driver's hours of service records in accordance with t | Hours-of-Service Compliance | — |
| Feb 25, 2026 | 39534A1ELDDFN | HOS (ELD) - Driver failed to note the malfunction of the ELD and provide written notice of the malfunction to the motor carrier within 24 hours | Hours-of-Service Compliance | — |
| Dec 4, 2025 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Dec 4, 2025 | 39375A3TAOLTIS | Tires - All others leaking in tread area and inflation less than 50% of the maximum inflation pressure on tire equipped with ATIS | Vehicle Maintenance | Yes |
| Dec 4, 2025 | 3939ALHLI | Lighting - Headlamp(s) - Any inoperative | Vehicle Maintenance | — |
| Dec 4, 2025 | 3939ALSLI | Lighting - Stop lamps - Any inoperative. | Vehicle Maintenance | — |